This test kit includes everything you need to measure the general and carbonate hardness of your aquarium water. Benefits:
Monitors GH & KH to create a more natural habitat
Use in fresh water
Follow the API Easy Care Guide and use GH/KH TEST KIT when:
Testing key water parameters
Identifying problems in an aquarium
Water hardness
5.0
2 ratings
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We recently added shrimp to one of our aquariums and wanted to add GH & KH to the other parameters we test regularly. Super Cichlids shipped fast (and to our APO, AE military overseas address) and we loved the free samples to offer our fish some variety! Will be ordering again!
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Genni · January 19, 2021
Water hardness
Easy to use. No problems determining my water hardness.